function getObj( id )
{
    if (document.getElementById)
        var returnVar = document.getElementById(id);
    else if (document.all)
        var returnVar = document.all[id];
    else if (document.layers)
        var returnVar = document.layers[id];
    return returnVar;
}

function validate()
{
    var n = getObj('name').value;
    var e = getObj('email').value;
    var m = getObj('message').value;
    var info = getObj('info');
    if(n == '' || e == '' || m == '')
    {
        info.innerHTML = 'Please fill in the required fields<br/>';
        return false;
    }
    if(e.indexOf("@", 0) < 1)
    {
         info.innerHTML = 'Please provide a valid email address<br/>';
         return false;
    }
    msg.value = '';
    return true;
}